Phenocal is a weight loss supplement that claims to help users lose weight easily and become the "biggest loser" through appetite suppression, increased metabolism, and optimized workout performance without much effort. It suggests that Phenocal can help users achieve their weight loss goals through enhancing diet and exercise programs. The supplement is promoted as a way to carve one's body into their desired shape and enter the "hall of fame for Phenocal Biggest Loser."